Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. MARIA TIA HOLDEN PSYD
NPI 1063495646
Psychologist in San Francisco, CA

Active since November 28, 2005
1738 UNION ST, SAN FRANCISCO, CA 94123(415) 215-2847(415) 771-7044 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Maria Tia Holden Psyd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARIA TIA HOLDEN PSYD (NPI 1063495646) is an individual psychologist in San Francisco, California, licensed in California (PSY18261) and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1063495646
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. MARIA TIA HOLDENCredential: PSYD
Location Address1738 UNION STSan Francisco, CA 94123-4441
Mailing Address1738 Union StSan Francisco, CA 94123-4441 · (415) 215-2847 · Fax (415) 771-7044
Fax(415) 771-7044
Sole ProprietorNo
Enumeration DateNovember 28, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1063495646 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in CA · PSY18261
Definition

A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.

1738 UNION ST, San Francisco, CA 94123

Other Providers at the Same Location NPPES 17

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychologist (Clinical)
1738 UNION ST, SUITE 200
SAN FRANCISCO, CA 94123
Psychologist (Clinical)
1738 UNION ST, SUITE 200
SAN FRANCISCO, CA 94123
Psychologist (Clinical)
1738 UNION ST
SAN FRANCISCO, CA 94123
Clinical Neuropsychologist
1738 UNION ST, SUITE 202
SAN FRANCISCO, CA 94123
Psychologist (Clinical)
1738 UNION ST
SAN FRANCISCO, CA 94123
Marriage & Family Therapist
1738 UNION ST, SUITE 300
SAN FRANCISCO, CA 94123
Clinical Neuropsychologist
1738 UNION ST, SUITE 202
SAN FRANCISCO, CA 94123
Psychologist (Clinical)
1738 UNION ST
SAN FRANCISCO, CA 94123

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Maria Holden's NPI number?

The NPI number for Maria Holden is 1063495646. It was assigned to this individual provider in the NPPES registry on November 28, 2005.

Where is Maria Holden located?

Maria Holden practices at 1738 Union St, San Francisco, CA 94123. The listed phone number is (415) 215-2847.

What is Maria Holden's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

When was this NPI record last updated?

The NPPES record for Maria Holden was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.